<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>人机验证系统 - MIT 许可证</title>
    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
            background-color: #f8f9fa;
        }
        .license-container {
            background: white;
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        h1 {
            color: #2d3748;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 10px;
            margin-top: 0;
        }
        .copyright {
            background-color: #edf2f7;
            padding: 15px;
            border-radius: 6px;
            margin-bottom: 25px;
            font-size: 0.95em;
        }
        .license-text {
            white-space: pre-wrap;
            font-family: monospace;
            background-color: #f7fafc;
            padding: 20px;
            border-radius: 6px;
            border-left: 4px solid #4299e1;
            overflow-x: auto;
        }
        .footer {
            margin-top: 30px;
            text-align: center;
            color: #718096;
            font-size: 0.9em;
        }
        .highlight {
            background-color: #fffbea;
            padding: 2px 4px;
            border-radius: 4px;
        }
    </style>
</head>
<body>
    <div class="license-container">
        <h1>人机验证系统 - MIT 许可证</h1>
        
        <div class="copyright">
            <p><strong>版权所有 (c) 2025 明七工作室</strong></p>
            <p>本许可证适用于项目中的所有人机验证系统代码。</p>
        </div>
        
        <div class="license-text">
MIT License

Copyright (c) 2025 明七工作室

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
        </div>
        
        <h2>关键条款解读</h2>
        <ul>
            <li><span class="highlight">自由使用</span> - 允许任何人免费使用本软件</li>
            <li><span class="highlight">自由修改</span> - 允许修改源代码以满足特定需求</li>
            <li><span class="highlight">自由分发</span> - 允许重新分发软件副本</li>
            <li><span class="highlight">自由用于商业产品</span> - 允许在专有软件中使用</li>
            <li><span class="highlight">版权声明要求</span> - 所有副本必须包含版权和许可声明</li>
            <li><span class="highlight">免责声明</span> - 软件按"原样"提供，作者不承担任何责任</li>
        </ul>
        
        <div class="footer">
            <p>这是人机验证系统的官方许可证文件</p>
            <p>最后更新: 2025年1月15日</p>
        </div>
    </div>
</body>
</html>